And if you're found to be selling immediately, they may resend the contract, no judge is going to enforce a wholesaler contract digging into the pockets of an insured bank and at a loss to a borrower. 

Rules are also being defined by family unit since everyone is not married now days and the ordinance I mentioned will not be enforced in situations where say two unmarried aduts have two children by one of the adults and another by the other adult.

TO THE UNDERSIGNED OF THIS AGREEMENT IT IS MUTUALLY UNDERSTOOD THIS AGREEMENT WILL BE ENFORCED BY ALL LAWS GOVERNING THE STATE OF NEW JERSEY. 3.

One last thing to add - Realtor's are always acting on the high road like they are special - they skim from every deal with the threat of enforcement of law behind them (read the CA civil code 1695) and now they have their fingers in the negotiation with enforcement by law.Yet Realtor's call me everyday wanting me to buy as long as they get to re-list for a full 6% on the re-sale.

But at least it would lower my risks.About the liens, my biggest concerns would be Federal Liens, HOA debts, code enforcement.

It's up to the property manager to enforce these and communicate with you along the way.

these would be superior as far as I am aware.I sincerely question how enforceable they would be however. 

So you can put whatever you want in the lease and charge late fees on the 5th but it's not enforcable.

Where I'm at, there are zoning details that would make this a real problem with code enforcement.

I don't necessarily disagree with your position that these laws are excessive, but the immediate question (at least the one Zillow needs to worry about) is how to enforce the laws that are already on the books.